What is P in MySQL?

Question

It's an alias for the table. It's pointless in the example you gave. In a more complex query, it would let you refer to the table as p instead of by its name. 12 мар. 2016 г.

What is P name in SQL?

They are the names used for the derived tables. P is and PV is .

What is P in database?

PostgreSQL: The World's Most Advanced Open Source Relational Database.

What are keywords in MySQL?

Keywords are words that have significance in SQL. Certain keywords, such as SELECT , DELETE , or BIGINT , are reserved and require special treatment for use as identifiers such as table and column names. This may also be true for the names of built-in functions.

What is float in MySQL?

FLOAT is a single precision floating point number. MySQL uses four bytes to store a FLOAT value. DOUBLE is a double precision floating point number. MySQL uses eight bytes to store a DOUBLE value.

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